Methunasutta
Atha kho jāṇussoṇi brāhmaṇo yena bhagavā tenupasaṅkami; upasaṅkamitvā bhagavatā saddhiṁ sammodi. Sammodanīyaṁ kathaṁ sāraṇīyaṁ vītisāretvā ekamantaṁ nisīdi. Ekamantaṁ nisinno kho jāṇussoṇi brāhmaṇo bhagavantaṁ etadavoca: “bhavampi no gotamo brahmacārī paṭijānātī”ti? “Yañhi taṁ, brāhmaṇa, sammā vadamāno vadeyya: ‘akhaṇḍaṁ acchiddaṁ asabalaṁ akammāsaṁ paripuṇṇaṁ parisuddhaṁ brahmacariyaṁ caratī’ti, mameva taṁ, brāhmaṇa, sammā vadamāno vadeyya: ‘ahañhi, brāhmaṇa, akhaṇḍaṁ acchiddaṁ asabalaṁ akammāsaṁ paripuṇṇaṁ parisuddhaṁ brahmacariyaṁ carāmī’”ti. “Kiṁ pana, bho gotama, brahmacariyassa khaṇḍampi chiddampi sabalampi kammāsampī”ti?
Sex
Then the brahmin Jānussoṇi went up to the Buddha, and exchanged greetings with him. When the greetings and polite conversation were over, he sat down to one side and said to the Buddha, “Does Worthy Gotama claim to be chaste?” “Brahmin, if anyone should be rightly said to live the chaste life intact, impeccable, spotless, and unmarred, full and pure, it’s me.” “But what, Worthy Gotama, is a break, taint, stain, or mar in chastity?”